<s>
winnowTag	B-Application
is	O
a	O
web-based	B-Application
recommender	B-Application
system	I-Application
and	O
news	B-Application
aggregator	I-Application
in	O
which	O
a	O
person	O
tags	O
example	O
items	O
as	O
belonging	O
to	O
a	O
topic	O
,	O
thus	O
training	O
statistical	O
text	O
classification	O
software	O
to	O
find	O
more	O
items	O
on	O
that	O
same	O
topic	O
.	O
</s>
<s>
Released	O
as	O
a	O
publicly	O
available	O
web	B-Application
application	I-Application
in	O
September	O
2010	O
by	O
Mindloom	O
,	O
winnowTag	B-Application
uses	O
Winnow	O
content	O
recommendation	O
,	O
a	O
Naive	B-General_Concept
Bayes	I-General_Concept
text	O
classifier	O
evolved	O
from	O
SpamBayes	O
.	O
</s>
<s>
Users	O
of	O
winnowTag	B-Application
create	O
and	O
share	O
tags	O
,	O
and	O
use	O
the	O
shared	O
tags	O
of	O
others	O
to	O
find	O
on-topic	O
content	O
in	O
real	O
time	O
.	O
</s>
<s>
Users	O
can	O
add	O
feeds	B-General_Concept
,	O
import	O
OPML	B-Application
feed	O
lists	O
,	O
and	O
publish	O
feeds	B-General_Concept
of	O
items	O
found	O
by	O
tags	O
.	O
</s>
<s>
winnowTag	B-Application
collects	O
and	O
retains	O
items	O
from	O
the	O
last	O
three	O
months	O
of	O
thousands	O
of	O
blog	O
,	O
news	O
,	O
and	O
website	O
Atom	B-Application
and	O
RSS	O
feeds	B-General_Concept
.	O
</s>
<s>
With	O
many	O
news	B-Application
aggregators	I-Application
users	O
find	O
and	O
add	O
each	O
feed	O
they	O
wish	O
to	O
read	O
,	O
and	O
scan	O
the	O
titles	O
of	O
all	O
items	O
published	O
in	O
those	O
feeds	B-General_Concept
to	O
find	O
content	O
they	O
want	O
.	O
</s>
<s>
Thus	O
it	O
is	O
possible	O
to	O
consider	O
every	O
item	O
published	O
in	O
a	O
set	O
of	O
feeds	B-General_Concept
,	O
but	O
the	O
volume	O
of	O
items	O
to	O
view	O
grows	O
as	O
the	O
set	O
of	O
feeds	B-General_Concept
grows	O
.	O
</s>
<s>
In	O
winnowTag	B-Application
,	O
each	O
tag	O
filters	O
all	O
items	O
in	O
all	O
feeds	B-General_Concept
added	O
by	O
all	O
users	O
to	O
automatically	O
find	O
information	O
on	O
its	O
topic	O
.	O
</s>
<s>
Thus	O
it	O
is	O
possible	O
to	O
discover	O
on-topic	O
items	O
from	O
a	O
larger	O
set	O
of	O
feeds	B-General_Concept
than	O
could	O
be	O
manually	O
reviewed	O
,	O
but	O
not	O
all	O
the	O
on-topic	O
items	O
are	O
found	O
,	O
and	O
there	O
is	O
no	O
facility	O
for	O
seeing	O
every	O
item	O
published	O
in	O
a	O
set	O
of	O
feeds	B-General_Concept
.	O
</s>
<s>
The	O
winnowTag	B-Application
project	O
,	O
funded	O
by	O
The	O
Kaphan	O
Foundation	O
,	O
develops	O
computer	O
technology	O
to	O
help	O
online	B-Architecture
communities	I-Architecture
self-organize	O
and	O
cope	O
with	O
large	O
volumes	O
of	O
unstructured	O
information	O
.	O
</s>
